From 974f731f9ba723c76f24ed150a6a7c127da46640 Mon Sep 17 00:00:00 2001
From: dockes <none@none>
Date: Fri, 10 Nov 2006 13:30:03 +0000
Subject: [PATCH] pcSubst()

---
 src/utils/smallut.cpp | 29 ++++++++++++++++++++++++++++-
 src/utils/smallut.h   |  7 ++++++-
 2 files changed, 34 insertions(+), 2 deletions(-)

diff --git a/src/utils/smallut.cpp b/src/utils/smallut.cpp
index cb6d829b..f367e66d 100644
--- a/src/utils/smallut.cpp
+++ b/src/utils/smallut.cpp
@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: smallut.cpp,v 1.17 2006-10-11 14:16:26 dockes Exp $ (C) 2004 J.F.Dockes";
+static char rcsid[] = "@(#$Id: smallut.cpp,v 1.18 2006-11-10 13:30:03 dockes Exp $ (C) 2004 J.F.Dockes";
 #endif
 /*
  *   This program is free software; you can redistribute it and/or modify
@@ -403,6 +403,33 @@ string escapeHtml(const string &in)
     return out;
 }
 
+// Small utility to substitute printf-like percents cmds in a string
+bool pcSubst(const string& in, string& out, map<char, string>& subs)
+{
+    string::const_iterator it;
+    for (it = in.begin(); it != in.end();it++) {
+	if (*it == '%') {
+	    if (++it == in.end()) {
+		out += '%';
+		break;
+	    }
+	    if (*it == '%') {
+		out += '%';
+		continue;
+	    }
+	    map<char,string>::iterator tr;
+	    if ((tr = subs.find(*it)) != subs.end()) {
+		out += tr->second;
+	    } else {
+		out += *it;
+	    }
+	} else {
+	    out += *it;
+	}
+    }
+    return true;
+}
+
 ////////////////////
 // Internal redefinition of system time interface to help with dependancies
 struct m_timespec {
diff --git a/src/utils/smallut.h b/src/utils/smallut.h
index dabea61b..ff4051da 100644
--- a/src/utils/smallut.h
+++ b/src/utils/smallut.h
@@ -16,13 +16,15 @@
  */
 #ifndef _SMALLUT_H_INCLUDED_
 #define _SMALLUT_H_INCLUDED_
-/* @(#$Id: smallut.h,v 1.17 2006-10-11 14:16:26 dockes Exp $  (C) 2004 J.F.Dockes */
+/* @(#$Id: smallut.h,v 1.18 2006-11-10 13:30:03 dockes Exp $  (C) 2004 J.F.Dockes */
 #include <string>
 #include <list>
+#include <map>
 
 #ifndef NO_NAMESPACES
 using std::string;
 using std::list;
+using std::map;
 #endif /* NO_NAMESPACES */
 
 extern int stringicmp(const string& s1, const string& s2);
@@ -67,6 +69,9 @@ extern string neutchars(const string &str, string chars);
  *  if reasonably possible. */
 extern string truncate_to_word(string &input, string::size_type maxlen);
 
+/** Small utility to substitute printf-like percents cmds in a string */
+bool pcSubst(const string& in, string& out, map<char, string>& subs);
+
 class Chrono {
  public:
   Chrono();